2013 New lecture hall chair JY-602

Specification for Lecture Hall chairJY-602 Technical parameters  

Height of chair	940mm	Chair center to center spacing	550-600mm
Height of cushion to floor	430-460mm	Row distance	≥900mm
Height of arm	570mm	Least length of arm	410mm
width of arm	80mm	Density of  foam	35-50kg/m3
length of cushion	450mm	MAX supporting weight	150kg
width	550-600mm	least Times of reversal	≥150000 times

  material description  Foam of cushion: PU high rebound and standardized foam sponge, the Density of  foam reach 45-65kg/m2. Hi-Q multiply plywood be in it. High-quality hemp soft cloth out of it. Seating board: PU standardized foam sponge, tension spring like snake in foam sponge. paired with an internal layer of sound-absorbing foam, acoustical seat pans enrich the sound and augment the andience’s listening pleasure. Comfortable and Not deformed. Backboard: Hi-Q multiply plywood, paired with an internal layer of sound-absorbing foam, acoustical seat pans enrich the sound and augment the andience’s listening  pleasure.Comfortable and Not deformed. Arm frame: high-quality steel sheet Molded by forming and welding system by spray,high-quality Solid Wood arm. The surface of arm is very smooth, Feel comfortable. Fabrics: hemp soft cloth, Flame retardancy, abrasion resistant, resistance to soiling, antistatic, resistanc to fading, resistanc to transmutation, and comfortable. The color can be changed as client’s needs.